Most Improved Michigan Girls 400m Marks Compared to 2025

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Improvement Rankings: Top Michigan Girls 400m marks compared to their season’s best performances from 2025.

Most Improved - 400 Meter Dash

Comparing 2026 season to 2025 season

Rank Improved Athlete/Team Class 2025 PR 2026 PR
1 -13.65 2029 1:31.42 1:17.77
2 -8.94 2028 1:22.89 1:13.95
3 -8.23 2028 1:34.15 1:25.92
4 -7.29 2028 1:22.67 1:15.38
5 -6.08 2028 1:11.46 1:05.38
6 -5.95 ...